5664767551 has 2 divisors, whose sum is σ = 5664767552. Its totient is φ = 5664767550.

The previous prime is 5664767527. The next prime is 5664767569. The reversal of 5664767551 is 1557674665.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5664767551 - 2²⁹ = 5127896639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5664767351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2832383775 + 2832383776.

It is an arithmetic number, because the mean of its divisors is an integer number (2832383776).

Almost surely, 2^5664767551 is an apocalyptic number.

5664767551 is a deficient number, since it is larger than the sum of its proper divisors (1).

5664767551 is an equidigital number, since it uses as much as digits as its factorization.

5664767551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5292000, while the sum is 52.

The square root of 5664767551 is about 75264.6500755833. The cubic root of 5664767551 is about 1782.6278937575.

The spelling of 5664767551 in words is "five billion, six hundred sixty-four million, seven hundred sixty-seven thousand, five hundred fifty-one".